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Can a client (a publisher) detect whether or not there are subscribers to a topic?

April 26, 2017client detect publisher subscribers topic

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Can a client (a publisher) detect whether or not there are subscribers to a topic?

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Location: http://www.jguru.com/faq/view.jsp?EID=1151 Created: Nov 19, 1999 Author: Jerry Smith (http://www.jguru.com/guru/viewbio.jsp?EID=9) No. The specification does not support so-called subscription notification. Subscription notification is resource expensive and would place an unjustifiable burdensome on the JMS server.